For The Mathematically Inclined

If the lines given by the equations x-2y=0 and 2x+ky-3 = 0 are parallel. What is k?

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Problems from 03/30/23

Problem 1

If |3-2x| > 9. then

a. -3<x<6

b. -6<x<3

c. x<-3 or x>6

d. x<-6 or x>3

Problem 2

Scientists predict that an active volcano ha a 75% chance of erupting atleast once in the next five years. If the probability that an volcano will erupt is the same for each year, what is the probability thatthe volcano will erupt within the next year?